package com.riant.day09;
import	java.util.concurrent.locks.ReentrantLock;

import java.util.concurrent.locks.Lock;

/**
 * @Classname Demo01
 * @Description TODO
 * @Date 2021/3/30 7:14
 * @Created by 张斌
 */
public class Demo01 {
    public static void main(String[] args) {
        Lock lock=new ReentrantLock();

    }
}
